Set of keys for a handset



FIG. 1 is a front view of a set of keys for a handset showing our new design; and,

FIG. 2 is a perspective front view thereof.

The broken line showing of the environmental structure of the handset in the figures is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a set of keys for a handset, as shown and described. 